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Long Haul

Horloge biologique

The natural internal time-keeping system that regulates physiological activities, directly affecting crew alertness and fatigue during time zone changes and long-haul operations.

Quick answer: The natural internal time-keeping system that regulates physiological activities, directly affecting crew alertness and fatigue during time zone changes and long-haul operations.

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Quick answer

The natural internal time-keeping system that regulates physiological activities, directly affecting crew alertness and fatigue during time zone changes and long-haul operations.

Why it matters

Horloge biologique matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Horloge biologique?

In this glossary, Horloge biologique refers to: The natural internal time-keeping system that regulates physiological activities, directly affecting crew alertness and fatigue during time zone changes and long-haul operations.

How is Horloge biologique used in aviation?

In aviation communication, this term appears in contexts such as: "Les horaires de service de l’équipage sont programmés en tenant compte de l’horloge biologique pour minimiser la fatigue et optimiser la vigilance."

Why does Horloge biologique matter in aviation?

Horloge biologique matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Horloge biologique?

Horloge biologique is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Horloge biologique belong to?

In this glossary, Horloge biologique is grouped under Long Haul. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

The natural internal time-keeping system that regulates physiological activities, directly affecting crew alertness and fatigue during time zone changes and long-haul operations.

Operational example

Crew duty times are scheduled in accordance with biological clock considerations to minimize fatigue and optimize alertness.

Localized term

Horloge biologique

Localized example

Les horaires de service de l’équipage sont programmés en tenant compte de l’horloge biologique pour minimiser la fatigue et optimiser la vigilance.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Long Haul

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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